Results: 5033

Resistencia de HIV-1 a drogas antirretrovirales en gestantes del área metropolitana de Buenos Aires
HIV-1 resistance to antiretroviral drugs in pregnant women from Buenos Aires metropolitan area

Medicina (B.Aires); 76 (6), 2016
Se determinó la frecuencia de mutaciones asociadas a resistencia de HIV-1 a antirretrovirales en embarazadas del área metropolitana de Buenos Aires, 2008-2014. Se incluyeron 136 mujeres con carga viral ≥ 500 copias/ml: 77 (56.6%) eran naïve; las otras 59 (43.4%) eran expuestas, ya sea con tratam...

Brote por Serratia marcescens en una Unidad de Cuidados Intensivos Neonatales: Guayaquil-Ecuador

Rev. chil. infectol; 33 (6), 2016
We report a Serratia marcescens outbreak occurred in the NICU of a pediatric hospital in Guayaquil, Ecuador. Nine cases of infection were detected, from which septicemia was developed in 55.5%. The index case was a newborn derived from another institution with septic arthritis caused by the outbreak stra...

Efecto del cemento endodóntico modificado con antibióticos en la reducción in vitro de enterococcus faecalis
Effect of cement endodontic modified antibiotics in reduction invitro of enterococcus faecalis

Evid. odontol. clín; 2 (2), 2016
Introducción: determinar el efecto del cemento endodóntico Apexit plus combinado con 5 antibióticos por separado contra el enterococcus faecalis, bacteria resistente y asociada directamente al fracaso endodóntico. Materiales y Método: Se utilizarón cepas de Enterococcus faecalis ATCC 29212, las cua...

Low-dose resveratrol supplementation on heart rate variability in hypertensive volunteers: a controlled double-blind trial

OBJECTIVE: Hypertension decreases the heart rate variability (HRV). Resveratrol, a phenolic compound found in grapes and their products, has been explored for its potential to treat hypertension. We evaluated the effects of low-dose resveratrol on HRV in hypertensive volunteers. METHOD: Twenty-one hyper...

El Diazepam altera la ultraestructura del atrio fetal de ratón

El diazepam (DZ) es un tranquilizante menor sintético, utilizado en pacientes con trastornos psicológicos y psiquiátricos. Es sedante, miorrelajante, anticonvulsionante y antipsicótico. El DZ atraviesa la barrera placentaria humana y la del ratón. Mujeres jóvenes que son adictas al fármaco, si se ...

Pregnancy outcomes after chemotherapy for trophoblastic neoplasia

SUMMARY Introduction The successful development of chemotherapy enabled a fertilitysparing treatment for patients with trophoblastic neoplasia. After disease remission, the outcome of a subsequent pregnancy becomes a great concern for these women. Objective To analyze existing studies in the literature...

Efecto del 27- hidroxicolesterol en la acción antiplaquetaria de estradiol en mujeres postmenopáusicas

Rev. méd. Chile; 144 (11), 2016
Background: The decline of estrogen levels increases cardiovascular risk in women. Platelets express estrogen receptors and 17β-estradiol- (E2) can produce a protective effect on thrombus formation. The hydroxylation of cholesterol generates several sterols and 27-hydroxycholesterol (27HC) predomina...

Enhancement of botrallin and TMC-264 production in liquid culture of endophytic fungus Hyalodendriella sp. Ponipodef12 after treatments with metal ions

Electron. j. biotechnol; 19 (6), 2016
Background: Hyalodendriella sp. Ponipodef12, an endophytic fungus from a poplar hybrid, was a high producer of botrallin and TMC-264 with various bioactivities. In this study, the influences of eight metal ions (i.e.,Mn2+,Na+, Mg2+,Zn2+,Cu2+,Fe2+,Fe3+ and Al3+) on botrallin and TMC-264 production in liqu...

Antioxidant activity and protective role on protein glycation of synthetic aminocoumarins

Electron. j. biotechnol; 19 (6), 2016
Background: Synthesized aminocoumarins are heterocyclic compounds possessing potential for the treatment of insulin-dependent diabetes mellitus with unexplored anti-glycative action. Results: In this study 4-aminocoumarin derivatives (4-ACDs) were evaluated in vitro for antiglycation (AG) activities by u...